:root{
  --ink:#253457;--muted:#77839c;--line:#e4deea;--accent:#8068df;
  --panel:rgba(255,255,255,.88);
}
*{box-sizing:border-box}
body{margin:0;color:var(--ink);background:radial-gradient(circle at 72% 0,#fff 0,#fff8fc 34%,#f3f0ff 72%,#edf5ff 100%);font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
button,a{font:inherit}
.labTop{width:min(1220px,calc(100% - 30px));margin:18px auto 0;min-height:64px;display:flex;align-items:center;gap:18px;padding:10px 16px;border:1px solid var(--line);border-radius:20px;background:rgba(255,255,255,.85);backdrop-filter:blur(10px)}
.labBack{text-decoration:none;color:#52607d;font-weight:850;padding:9px 12px;border-radius:12px;background:#f7f5fb}
.labTop>div:nth-child(2){min-width:0;flex:1}.labTop strong,.labTop span{display:block}.labTop strong{font-size:16px}.labTop span{font-size:12px;color:#8993a8;margin-top:2px}
.labStatePill{display:flex!important;align-items:center;gap:8px!important;padding:8px 12px;border-radius:999px;background:#f0ebff}.labStatePill i{width:9px;height:9px;border-radius:50%;background:#7f68da}.labStatePill span{margin:0!important;color:#6651bb!important;font-weight:950!important;letter-spacing:.06em}
.labPage{width:min(1220px,calc(100% - 30px));margin:0 auto;padding:34px 0 70px}
.labIntro{display:flex;justify-content:space-between;align-items:flex-end;gap:28px;margin-bottom:22px}.labKicker{display:inline-flex;padding:7px 10px;border-radius:999px;background:#eee9ff;color:#6d56c2;font-size:11px;font-weight:950;letter-spacing:.08em}.labIntro h1{margin:10px 0 8px;font-size:clamp(31px,4vw,50px);line-height:1.06;letter-spacing:-.055em}.labIntro p{margin:0;max-width:720px;color:var(--muted);font-size:15px;line-height:1.6;font-weight:620}
.labGuide{flex:0 0 auto;min-width:260px;padding:14px 16px;border:1px solid var(--line);border-radius:18px;background:var(--panel)}.labGuide b,.labGuide span{display:block}.labGuide span{font-size:12px;color:#7d88a1;margin-top:5px}
.gameCard{padding:14px;border:1px solid var(--line);border-radius:28px;background:var(--panel);box-shadow:0 24px 70px rgba(54,52,85,.09)}
.gameScene{position:relative;overflow:hidden;min-height:650px;border-radius:22px;background:#d8c7bb;outline:none;box-shadow:inset 0 0 0 1px rgba(255,255,255,.55)}
.roomBg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;user-select:none;pointer-events:none}
.ambientGlow{position:absolute;inset:0;pointer-events:none;background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(75,52,87,.04) 60%,rgba(69,47,55,.12))}
.objectHotspot{position:absolute;z-index:10;border:1px solid rgba(255,255,255,.72);background:rgba(40,45,67,.65);backdrop-filter:blur(8px);color:white;border-radius:15px;padding:10px 14px;box-shadow:0 10px 22px rgba(29,24,38,.16);cursor:pointer;transition:.2s}.objectHotspot span,.objectHotspot small{display:block}.objectHotspot span{font-weight:900}.objectHotspot small{font-size:10px;opacity:.85;margin-top:2px}@media(hover:hover){.objectHotspot:hover{transform:translateY(-2px);background:rgba(64,54,99,.76)}}
.bedHotspot{right:17%;bottom:23%}.deskHotspot{left:12%;bottom:31%}
.targetMark{position:absolute;z-index:12;width:22px;height:22px;border-radius:50%;border:3px solid #7c62db;background:rgba(255,255,255,.9);box-shadow:0 0 0 9px rgba(124,98,219,.15);transform:translate(-50%,-50%) scale(.3);opacity:0;pointer-events:none;transition:.2s}.targetMark.show{opacity:1;transform:translate(-50%,-50%) scale(1)}
.character{position:absolute;z-index:20;left:50%;top:69%;width:92px;height:154px;transform:translate(-50%,-100%);transform-origin:50% 100%;transition:left .04s linear,top .04s linear;pointer-events:none}
.character.faceLeft .charRig{transform:scaleX(-1)}
.charShadow{position:absolute;left:50%;bottom:0;width:62px;height:17px;border-radius:50%;background:rgba(54,43,52,.22);filter:blur(2px);transform:translateX(-50%)}
.charRig{position:absolute;left:50%;bottom:8px;width:74px;height:140px;transform:translateX(-50%);transform-origin:50% 100%}
.charHairBack{position:absolute;left:13px;top:12px;width:48px;height:50px;border-radius:48% 52% 44% 44%;background:#33262b;z-index:1}
.charHead{position:absolute;left:16px;top:10px;width:43px;height:46px;border-radius:48% 48% 46% 46%;background:#f2c6ad;z-index:5;box-shadow:inset 0 -5px 0 rgba(160,90,76,.05)}
.charHair{position:absolute;left:-4px;top:-7px;width:50px;height:30px;border-radius:52% 50% 42% 45%;background:#382930;box-shadow:8px 3px 0 -3px #2b2025,-5px 7px 0 -4px #2b2025}
.charFace{position:absolute;inset:0}.eye{position:absolute;top:23px;width:5px;height:7px;border-radius:50%;background:#44333d;transform-origin:center}.eyeL{left:10px}.eyeR{right:10px}.mouth{position:absolute;left:19px;top:33px;width:7px;height:3px;border-radius:0 0 8px 8px;border-bottom:2px solid #b7787b}
.charBody{position:absolute;left:15px;top:53px;width:45px;height:54px;border-radius:16px 16px 13px 13px;background:linear-gradient(180deg,#f3eee9,#dcd5d0);z-index:4;box-shadow:inset 0 -7px 0 rgba(91,78,84,.05)}.charHood{position:absolute;left:8px;top:-7px;width:30px;height:13px;border:5px solid #d5cdc9;border-bottom:0;border-radius:18px 18px 0 0}.charHeart{position:absolute;left:18px;top:21px;color:#a56d91;font-weight:950}
.charArm{position:absolute;top:59px;width:14px;height:47px;border-radius:10px;background:#ebe4df;transform-origin:50% 6px;z-index:3}.armL{left:8px;transform:rotate(7deg)}.armR{right:8px;transform:rotate(-7deg)}.charHand{position:absolute;left:2px;bottom:-3px;width:10px;height:10px;border-radius:50%;background:#f0c4aa}
.charLeg{position:absolute;top:101px;width:17px;height:35px;border-radius:8px;background:#4f5667;transform-origin:50% 3px;z-index:2}.legL{left:19px}.legR{right:19px}.charFoot{position:absolute;bottom:-6px;width:21px;height:10px;border-radius:11px;background:#e8e0dc}.legL .charFoot{left:-5px}.legR .charFoot{right:-5px}

/* idle */
.character[data-state="idle"] .charRig{animation:idleBob 2.7s ease-in-out infinite}
.character[data-state="idle"] .charBody{animation:idleBreath 2.7s ease-in-out infinite}
.character[data-state="idle"] .eye{animation:blink 4.6s steps(1,end) infinite}
@keyframes idleBob{0%,100%{transform:translateX(-50%) translateY(0)}50%{transform:translateX(-50%) translateY(2px)}}
@keyframes idleBreath{0%,100%{transform:scaleY(1)}50%{transform:scaleY(1.025)}}
@keyframes blink{0%,93%,100%{transform:scaleY(1)}95%,97%{transform:scaleY(.08)}}

/* walk */
.character[data-state="walk"] .charRig{animation:walkBob .42s ease-in-out infinite}
.character[data-state="walk"] .armL{animation:armSwingL .42s ease-in-out infinite}.character[data-state="walk"] .armR{animation:armSwingR .42s ease-in-out infinite}
.character[data-state="walk"] .legL{animation:legSwingL .42s ease-in-out infinite}.character[data-state="walk"] .legR{animation:legSwingR .42s ease-in-out infinite}
@keyframes walkBob{0%,100%{transform:translateX(-50%) translateY(0)}50%{transform:translateX(-50%) translateY(-4px)}}
@keyframes armSwingL{0%,100%{transform:rotate(24deg)}50%{transform:rotate(-23deg)}}@keyframes armSwingR{0%,100%{transform:rotate(-23deg)}50%{transform:rotate(24deg)}}
@keyframes legSwingL{0%,100%{transform:rotate(-18deg)}50%{transform:rotate(20deg)}}@keyframes legSwingR{0%,100%{transform:rotate(20deg)}50%{transform:rotate(-18deg)}}

/* sit transition + sit idle */
.character[data-state="sit-start"]{transition:left .2s linear,top .2s linear}
.character[data-state="sit-start"] .charRig{animation:sitDown .5s cubic-bezier(.2,.75,.2,1) forwards}
.character[data-state="sit"]{height:116px}
.character[data-state="sit"] .charRig{height:103px;animation:sitIdle 2.8s ease-in-out infinite}
.character[data-state="sit"] .charBody{top:42px}
.character[data-state="sit"] .charHead{top:1px}
.character[data-state="sit"] .charHairBack{top:3px}
.character[data-state="sit"] .charArm{top:49px}
.character[data-state="sit"] .charLeg{top:78px;height:16px;transform:rotate(76deg);transform-origin:50% 2px}
.character[data-state="sit"] .legL{left:22px}.character[data-state="sit"] .legR{right:14px}
.character[data-state="sit"] .charFoot{bottom:-2px}
.character[data-state="sit"] .charShadow{bottom:2px;width:54px}
@keyframes sitDown{0%{transform:translateX(-50%) translateY(0) scaleY(1)}45%{transform:translateX(-50%) translateY(6px) scaleY(.92)}100%{transform:translateX(-50%) translateY(20px) scaleY(.86)}}
@keyframes sitIdle{0%,100%{transform:translateX(-50%) translateY(15px)}50%{transform:translateX(-50%) translateY(17px)}}

/* stand transition */
.character[data-state="stand-start"] .charRig{animation:standUp .45s cubic-bezier(.2,.75,.2,1) forwards}
@keyframes standUp{0%{transform:translateX(-50%) translateY(16px) scaleY(.88)}100%{transform:translateX(-50%) translateY(0) scaleY(1)}}

.bedSeat{position:absolute;z-index:9;right:19%;bottom:22%;width:58px;height:16px;border-radius:50%;background:rgba(128,93,131,.08);pointer-events:none}
.interactionBar{position:absolute;left:50%;bottom:18px;z-index:30;transform:translateX(-50%);width:min(560px,calc(100% - 30px));display:flex;align-items:center;gap:12px;justify-content:space-between;padding:11px 12px 11px 16px;border:1px solid rgba(255,255,255,.65);border-radius:18px;background:rgba(255,255,255,.88);backdrop-filter:blur(10px);box-shadow:0 18px 35px rgba(45,35,54,.17)}.interactionBar small,.interactionBar strong{display:block}.interactionBar small{color:#8d95a6;font-size:10px}.interactionBar strong{font-size:14px}.interactionBar button{border:0;border-radius:13px;padding:11px 15px;background:#8067db;color:white;font-weight:900;cursor:pointer}
.mobileDpad{position:absolute;left:18px;bottom:18px;z-index:28;display:grid;grid-template-columns:repeat(3,44px);grid-template-rows:repeat(2,44px);gap:4px}.mobileDpad button{border:1px solid rgba(255,255,255,.55);border-radius:13px;background:rgba(35,40,57,.58);color:white;font-weight:900;backdrop-filter:blur(7px)}.mobileDpad [data-dir="up"]{grid-column:2}.mobileDpad [data-dir="left"]{grid-column:1;grid-row:2}.mobileDpad [data-dir="down"]{grid-column:2;grid-row:2}.mobileDpad [data-dir="right"]{grid-column:3;grid-row:2}
.stateStrip{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:12px}.stateStrip button{min-width:0;text-align:left;border:1px solid var(--line);background:white;border-radius:16px;padding:12px;cursor:pointer}.stateStrip b{display:inline-grid;place-items:center;width:24px;height:24px;border-radius:50%;background:#eee9ff;color:#6d55c5;margin-right:6px}.stateStrip span{font-weight:950;font-size:12px}.stateStrip small{display:block;margin:7px 0 0 31px;color:#8590a6;font-size:10px}
.labNotes{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px}.labNotes article{padding:16px 18px;border:1px solid var(--line);border-radius:18px;background:var(--panel)}.labNotes b{font-size:14px}.labNotes p{margin:6px 0 0;color:#748098;font-size:12px;line-height:1.6}
@media(max-width:800px){.labTop{width:calc(100% - 20px);margin-top:10px}.labPage{width:calc(100% - 20px);padding-top:24px}.labIntro{align-items:flex-start;flex-direction:column}.labGuide{width:100%}.gameScene{min-height:570px}.stateStrip{grid-template-columns:1fr 1fr}.labNotes{grid-template-columns:1fr}.interactionBar{bottom:72px}.objectHotspot{font-size:12px}.bedHotspot{right:9%}.deskHotspot{left:7%}}
@media(max-width:520px){.labTop>div:nth-child(2) span{display:none}.labStatePill{display:none!important}.gameScene{min-height:520px}.character{width:78px;height:140px}.charRig{transform:translateX(-50%) scale(.88)}.character[data-state="idle"] .charRig{animation:none}.stateStrip small{margin-left:0}.stateStrip b{display:none}.mobileDpad{transform:scale(.88);transform-origin:left bottom}}
@media(prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}